code: def checkpid(pid):
      """return the pid of the engine"""
      import os
  
      return os.getpid() == pid
  
file_path: ipyparallel/docs/source/examples/dependencies.py
imports: import ipyparallel
  from ipyparallel import Dependency
label_desc: Use image node_id 2 for calling a global function with example usage: checkpid(pid) and returns: unknown